Home / 102,079.95-153,151.00-52,195.08

Finding the Fourth Proportional to 102,079.95, 153,151.00 and 52,195.08

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Solution

The fourth proportional to 102,079.95, 153,151.00 and 52,195.08 is: 78,308.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,079.95 : 153,151.00 = 52,195.08 : x
  2. Step 2: Convert to fraction form
    102,079.95/153,151.00 = 52,195.08/x
  3. Step 3: Cross multiply
    102,079.95x = 153,151.00 × 52,195.08
  4. Step 4: Simplify right side
    102,079.95x = 7,993,729,434.51
  5. Step 5: Solve for x
    x = 7,993,729,434.51/102,079.95
  6. Step 6: Final answer
    x = 78,308.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.